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Encryption (GCSE Computing)
The following is a GCSE Computing test covering 'Encryption' from the broader topic 2. Data Transmission. The test is geared towards the CAMBRIGE-IGCSE exam board style syllabus.Incorrect: 0
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Question 1
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Which of the following is a property of a one-way hash function?
What is the purpose of salting pass words before hashing?
What is the typical role of Transport Layer Security (TLS) in data transmission?
What is the main weakness of the Caesar cipher (simple substitution) compared to modern ciphers?
Which statement best explains the difference between encryption and hashing?
Which mode of operation for block ciphers is known to leak patterns because identical plaintext blocks produce identical ciphertext blocks?
Which of the following best describes encryption?
What is the main security risk if a private key is leaked?
What is the main purpose of using a public key in asymmetric encryption?
How does using multifactor authentication (MFA) enhance security when combined with encryption?
Which of the following is a likely indicator that a website’s SSL/TLS certificate is invalid or untrusted?
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